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erik [133]
3 years ago
5

Choose the constant that could be multiplied by each equation to create a system of equivalent equations with opposite terms.

Mathematics
2 answers:
melamori03 [73]3 years ago
6 0

Answer:

The 3rd one

Step-by-step explanation:

liberstina [14]3 years ago
4 0

Answer:

I think it's the third one. Because it will make both equation's x a opposite value (one is positive and one is negative).

Step-by-step explanation:

Because 2x+3y=1*5= 10x+15y=5 and then 5x+2y=8*-2 = -10x+4y=-16 both equations will cancel the Xs out and then you can solve for Y.

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Can someone please help me with my math homework
Natali5045456 [20]
Josephine travels 32500+78000 yards at 60 mph
=110500yards
=62.78miles

time = distance/spped
time = distance/60
time=62.78/60
time=1.05 (1 hour 5 mins)

Marcus travels 78000(2)(square) +32500(2)
= 84500yards
=48 miles

time = distance/speed
time=48/45
time=1.07 (1 hour 7 mins) 


a)Josephine arrives first
b)she arrives earlier by 2 mins.





6 0
3 years ago
What is the answer to 3/4 divided by 2 and 1/2 as a fraction ​
kramer

Answer:

3/10

Step-by-step explanation:

4 0
2 years ago
Evaluate the expression 3(2x - 8) /7x when x= -3
sineoko [7]

Answer:

2

Step-by-step explanation:

..............

6 0
2 years ago
To complete one round of a jogging track, Samantha took 1.52 minutes. Which expression below represents the time taken by Samant
Inessa05 [86]
B i think because the .50+.2 make the .52 part
4 0
3 years ago
Brady rode his bike 70 miles in 4 hours he rode at an average speed of 17 mph for t hours and at an averege rate of speed of 22
almond37 [142]

i think it will be 5 minutes



6 0
3 years ago
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